792 



INDEX 



Teredo 414 



Terni, T. 35 



Terquem, O. 329 



Tesch, J. J. 573 



Tetractinellida 443, 450 



Tetrahedral symmetry 315, 396, 47(i 



Tetrakaidecahedron 337 



Tetraspores 396 



Textularia 604 



Thamnastraea 327 



Thayer, J. E. 672 



Thecidium 570 



Thecosmilia 325 



Theel, H. 451 



Thienemann, F. A. L. 653 



Thistle, capitulum of 639 



Thoma, R. 666 



Thomson, James 18,259; J. A. 465; 

 J. J. 235, 280; Wy villa 466 



Thurammina . 256 



Thyroid gland 136 



Time-element 51, 496, etc.; time- 

 energy diagram 63 



Tintinnus 248 



Tissues, forms of 293 



Titanotherium 704, 762 



Tomistoma 753 



Tomhnson, C. 259, 428 



Tornier, G. 707 



Torsion 621, 624 



Trachelophylhim 249 



Ti'ansformations, theory of 562, 719 



Traube, M. 287 



Trees, growth of 119; height of 19 



Trembley, Abraham 138, 146 



Treutlein, P. 510 



Trianea, hairs of 234 



Triangle, properties of 508 ; of forces 

 295 



Triasters 327 



Trichodina 252 



Trichomastix 267 



Tricpel, H. 683, 684 



Triloculina 595 



Triton 554 



Trochus 377, 557, 560; embryology 

 of 340 



Trondle, A. 625 



Trophon 526 



Trout, growth of 94 



Tryjjanosomes 245, 266, 269 



Tubularia 125, 126, 146 



Turbinate shells 534 



Turbo 518, 555 



Turgor 125 



Turner, Sir W. 769 



Turritella 489, 524, 527, 555, 557, 

 559 



Tusks 515, 612 



Tutton, A. E. H. 202 



Twining plants 624 

 Tyndall, John 428 



Umbihcus of shell 547 

 Underfeeding, effect of 106 

 Undulatory membrane 266 

 Unduloid 218, 222, 229, 246, 256 

 Unio 341 



Univalve shells 553 

 Urechinus 664 



Vaginicola 248 



Vallisneri, Ant. 138 



Van Iterson, G. 595 



Van Rees, R. 374 



Van't Holf, J. H. 1, 110, 433 



Variability 78, 103 



Venation of wings 385 



Verhaeren, Emile 778 



Verworn, M. 198, 211, 467, 605 



Vesque, J. 412 



Vierordt, K. 73 



Villi 32 



Vincent, J. H. 323 



Vines, S. H. 502 



Virchow, R. 200, 286 



Vital phenomena 14, 417, etc. 



Vitruvius 740 



Volkmann, A. W. 669 



Voltaire 4, 146 



Vorticella 237, 246, 291 



Wager, H. W. T. 259 



Walking 30 



Wallace, A. R. 5, 432, 549 



Wallich-Martius 77 



Warburg, 0. 161 



Warburton, C. 233 



Ward, H. Marshall 133 



Warnecke, P. 93 



Watase, S. 378 



Water, in growth 125 



Watson, F. R. 323 



Weber, E. H. 210, 259, 669; E. H. 

 and W. E. 30; Max 91 



Weight, curve of 64, etc. 



Weismann, A. 158 



Werner, A. G. 19 



Wettstein, R. von 728 



Whale, affinities 716; size 21; struc- 

 ture 708 



Whipple, I. L. 123 



Whitman, C. 0. 157, 164, 193, 194, 

 199. 200 



Whitworth, W. A. 506, 512 



Wiener, A. F. 45 



Wildeman, E. de 307, 355 



Willcy, A. 425, 548, 555, 578 



Williamson, W. C. 423, 609 



Willughby, Fr. 318 



